In the late 20's, to create a semi-automatic rifle at the Czechoslovak factory «Ceska Zbroevka» labored designer E.Holek. It is named for the first and last names bukovkoy plant constructor ZH-29. The first time the rifle began to develop in 1929.
This tool was created specifically for 7.92h57 Mauser ammunition for the main customer — China. Serial production of the rifle has been adjusted to 1939. Was the attempt to use the rifle for different types of cartridges from different countries, but orders for the rifle more no one is reported. During the occupation of Czechoslovakia by German edition tool has been discontinued.
The main assumptions on which the rifle did not receive widespread adoption — is the difficulty of production and the high price of the 1st instance in comparison with other similar rifles. In addition, rifle was sensitive to contamination and unreliable when used in unusual criteria.
In automatic rifle used to exhaust outlet in the cylinder located below the barrel. Trunk lateral misalignment of the gate is closed, with the recess of the box of the trunk. Apart from the self-loading type, produced by Czechoslovak factory and automatic rifles «ZH-29", which could lead small bursts of fire. Submission of ammunition performed from detachable box-type stores with different capacity. Shops can be reloaded from the cages when the bolt action rifle is in an open state. The mechanism of the rifle had a slide stop, which stopped at the gate using up ammunition from the store open. Excretion of this condition was made by clicking on the hook, followed by pressing the which led to the production of a shot.
The peculiarity of the Czechoslovak rifle — the presence of dural finned radiator, which is located on the gun barrel to the fore. On the rifle was made open adjustable sights and the tide to install bayonet.
Construction and apparatus ZH-29
Self-loading rifle-type ZH-29 is among the automatic guns, where automation is made on the principle of gas discharge through the hole in the wall of the barrel. Rifle itself consists of:
— the gate;
— frame shutter;
— trigger box;
— The trigger;
— box magazine.
The barrel is screwed to the receiver by a thread. The trunk has a connection to the forearm (which consists of a 2-wood cheeks and iron tube), tube with the bolt hole for the gas, bed flies and tide for the bayonet. In breech gases to adjust the exhaust outlet regulator is installed. On top of the receiver set sights sector performance. Grivka on the rib, made a separate piece attached to the strap at the back. She moved her back and forth, and provides an introduction to the side of amendments with a micrometer screw. On the left side of the box is attached to the wall trunk liner lock the gate, across the bottom latch is attached to the wall detachable magazine. Shutter carries on for itself ejector, reflectors and drummer with their springs. Frame shutter cover is formed as a gate in front of it is slightly increased than that created by the piston rod. On the right side of the bolt handle is made. Revertible spring is in the tube channel of the butt, its front end with a plunger disposed in the channel box trunk. The shutter box is inside two mechanisms — the trigger and hammer. Kurkova Mind consists of:
— trigger, which, apart from the basic function plays a role gate delay;
— hammer and spring, which is located in the core bolt.
— the trigger;
— the trigger;
Fuse has a lever execution, frontal position which locks the trigger. Detachable box-type store has a staggered arrangement of ammunition. The feed mechanism comprises a leaf spring and feeder. In the conduct of close combat on the tide rifle sword bayonet dresses, worn earlier in the waist pouch.
The loading-unloading ZH-29:
— assigned to the last bolt in the rear position;
— inserted into the grooves box barrel clip of ammunition and ammunition utaplivajut the store, shop or just change to spare equipped;
— shake the hook, which shall be sent round into the chamber;
— unloading: separate the store, put the bolt back in the last position, which removes ammunition from the chamber.
The main features:
— caliber ammunition 7.92h57 Mauser;
— weight — 4.2 kg;
— length of 1.14 meters;
— Rate of Fire — 20 rds / minute;
— effective range of up to 1.4 km;
— bullet velocity to 810 m / s;
— magazine capacity — 5/10 ammunition.
Sources disk imaging: